{
  "cveId": "CVE-2018-8374",
  "url": "https://patchblox.com/security/cve/CVE-2018-8374",
  "summary": "CVE-2018-8374 is fixed in 2 products on 1 platform, first by KB4340731, released August 14, 2018. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Microsoft Exchange Server Tampering Vulnerability",
  "description": "\u003Cp\u003EA tampering vulnerability exists when Microsoft Exchange Server fails to properly handle profile data. An attacker who successfully exploited this vulnerability could modify a targeted user\u0027s profile data.\u003C/p\u003E\n\u003Cp\u003ETo exploit the vulnerability, an attacker would need to be authenticated on an affected Exchange Server. The attacker would then need to send a specially modified request to the server, targeting a specific user.\u003C/p\u003E\n\u003Cp\u003EThe security update addresses the vulnerability by modifying how Microsoft Exchange Server handles profile data.\u003C/p\u003E",
  "published": "2018-08-14T07:00:00Z",
  "severity": "Moderate",
  "epss": 0.0327,
  "epssPercentile": 0.88458,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Unlikely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8374",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Microsoft Exchange Server 2016 Cumulative Update 10",
      "fixedVersion": "",
      "fix": "KB4340731",
      "url": "https://patchblox.com/security/fix/microsoft/kb4340731",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Exchange Server 2016 Cumulative Update 9",
      "fixedVersion": "",
      "fix": "KB4340731",
      "url": "https://patchblox.com/security/fix/microsoft/kb4340731",
      "released": "2018-08-14T07:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}